- Piles, foundation and marine construction: treated wood (1)
- Poles and pole crossarms, treated wood (1)
- Railroad cross-ties, treated wood (1)
- Flooring, treated wood block (1)
- Preserving (creosoting) of wood (5)
- Structural lumber and timber, treated wood (3)
- Vehicle lumber, treated wood (3)
- Wood products, creosoted (2)
